Three Phase Pillar Type Outdoor Automatic Vacuum Circuit Breaker Easy Operation Demarcation Electrical Sectionlizer
Product Description:
The ZW32-12 automatic vacuum circuit breaker is specifically designed for outdoor environments. It features enhanced durability and weather resistance, allowing it to withstand various harsh weather conditions such as rain, humidity, and extreme temperatures. This ensures reliable operation and longevity in outdoor installations.
It is capable of effectively breaking and closing load currents, overload currents, and short circuit currents in electronic systems. It provides reliable interruption and switching operations, ensuring the safety and proper functioning of the electrical system.
In addition to substations, the ZW32-12 vacuum circuit breaker finds extensive application in industrial and mining enterprises. It offers reliable protection and control in the distribution systems of these facilities, safeguarding motors, transformers, and other electrical equipment from overcurrents and short circuits. This contributes to maintaining a stable and secure power supply in industrial and mining operations.
It is specifically designed to handle frequent operations in rural power grids. It serves as a sectional switch, allowing for efficient segmentation of the power grid. When equipped with a controller, it enables distribution network automation, improving the reliability and efficiency of the rural power system.
With the installation of a controller, the ZW32-12 vacuum circuit breaker can seamlessly integrate into power grid operations. It enables remote monitoring, control, and automation of the distribution network, optimizing system performance and facilitating efficient energy management.
Application:
1.Renewable energy systems: The ZW32-12 vacuum circuit breaker is commonly employed in renewable energy systems such as solar power plants and wind farms. It provides protection and control for the distribution of power generated from renewable sources, ensuring efficient and reliable operation of the system.
2.Data centers: With the increasing demand for data centers, the vacuum circuit breaker plays a vital role in protecting critical electrical infrastructure. It safeguards power distribution systems within data centers, preventing potential damage from faults and ensuring uninterrupted power supply to the sensitive equipment.
3.Hospitals and healthcare facilities: The ZW32-12 vacuum circuit breaker is used in hospitals and healthcare facilities to protect electrical systems and medical equipment. It provides reliable circuit interruption and safeguards against potential hazards, ensuring the continuous operation of critical medical services.
4.Commercial and residential buildings: The vacuum circuit breaker finds application in commercial and residential buildings for electrical distribution and protection. It ensures the safety of electrical systems, preventing overloads and short circuits, and minimizing the risk of electrical fires.
5.Railway systems: The ZW32-12 vacuum circuit breaker is also utilized in railway systems for protection and control of electrical installations, including signaling systems, traction power supply, and substations. It ensures safe and reliable operation of the railway infrastructure, contributing to the overall efficiency and performance of the system.
6.Oil and gas industry: The vacuum circuit breaker is employed in the oil and gas industry for protection of electrical equipment in refineries, pipelines, and offshore platforms. It ensures safe operation in hazardous environments and protects against potential electrical faults.
Feature:
1.Three-phase pillar-type fully enclosed structure with high sealing performance.
A.Stable and reliable breaking performance, no combustion or explosion hazards; maintenance-free, small size, lightweight, and long service life.
B.Strong moisture and dew prevention performance, especially suitable for use in cold or humid areas.
C.Imported materials with good insulation performance, high temperature resistance, UV resistance, and aging resistance.
2.Efficient and reliable miniaturized spring operating mechanism.
A.The energy storage motor has low power consumption for opening and closing operations; the mechanism adopts a direct transmission method with fewer components, resulting in high reliability.
B.The operating mechanism is placed in a sealed box to effectively prevent rust and improve the reliability of the mechanism.
3.Convenient and flexible control and free combination performance.
A.It can be manually operated for breaking or electrically operated for opening and closing, as well as remotely controlled from a remote location.
B.It can be paired with an intelligent controller to achieve distribution automation or combined with a recloser controller to form an automatic recloser or sectionalizer.
C.It can be equipped with two-phase or three-phase current transformers for overcurrent or short circuit protection.
D.It can provide current acquisition signals for intelligent controllers and can be equipped with metering current transformers according to user requirements.
E.It can be equipped with a three-phase interlocking isolation switch with a built-in anti-misoperation interlocking device; it can also be installed with surge arrester pillar insulators for easy maintenance.
Structure:
The load switch is composed of three parts: pillar, base, and suspension for installation, fixing, and lifting.
1.The pillar-mounted high-voltage load switch with a vacuum arc extinguishing chamber has stable and reliable breaking performance. It features no combustion or explosion hazards, safety, maintenance-free, small size, lightweight, and long service life.
2.The load switch adopts a fully enclosed structure with good sealing performance, moisture and dew prevention capabilities, suitable for use in high-temperature and humid areas.
3.The load switch can be manually or electrically operated for opening and closing, and it can also be remote-controlled.
4.The operating mechanism is innovative, simple, reliable in action, compact in size, and has a mechanical life of up to 10,000 operations. The energy storage motor is a DC permanent magnet motor, and the voltage level can be selected from -220V, 110V, 48V, or 24V.
Advantage:
1.Compact Design: The ZW32-12 vacuum circuit breaker is designed with a small size, allowing for efficient use of space in electrical installations. Its compact design makes it suitable for installations where space is limited, such as in compact substations or switchgear rooms.
2.Lightweight Construction: The ZW32-12 circuit breaker is constructed using lightweight materials, which reduces its overall weight. This lightweight construction makes it easier to handle, transport, and install, minimizing the physical effort required during installation and maintenance procedures.
3.Maintenance-Free Operation: The ZW32-12 vacuum circuit breaker is designed for maintenance-free operation. It utilizes vacuum interrupters, which do not require regular maintenance or replacement of arc extinguishing media. This feature reduces the need for routine maintenance activities, saving time and resources.
4.Anti-Condensation Measures: The ZW32-12 circuit breaker incorporates anti-condensation measures to prevent moisture buildup and condensation inside the equipment. These measures may include the use of moisture-resistant materials, sealing techniques, and ventilation systems to ensure reliable operation even in humid environments.
5.Resistance to Adverse Weather and Dirty Environments: The ZW32-12 circuit breaker is designed to withstand adverse weather conditions and dirty environments. It is built with robust materials and protective coatings that provide resistance to moisture, dust, and other environmental contaminants. This ensures the circuit breaker's reliability and performance, even in challenging outdoor or industrial settings.
Technical Parameter:
Serial No. | Parameter | Unit | Data | |||||||||
1 | Rated voltage | kV | 12 | |||||||||
2 | Insulation level of Fracture | Working Frequency(Dry Test/Wet Test) | 48 | |||||||||
Voltage of Lightning Shock Test (Peak) | 85 | |||||||||||
3 | Level of Insulation to ground/phase to phase | Working Frequency | Dry Test | 42 | ||||||||
Wet Test | 34 | |||||||||||
Voltage of Lightning Shock Test (Peak) | 75 | |||||||||||
4 | Rated Current | A | 630 | |||||||||
5 | Rated thermal stability current (Effective value) | kA | 20 | |||||||||
6 | Rated short-circuit breaking current (Effective value) | 25 | ||||||||||
7 | Rated thermal stability time | s | 4 | |||||||||
8 | Rated short-circuit closing current(Peak) | kA | 63 | |||||||||
9 | Rated dynamic stability current (Peak) | |||||||||||
10 | Mechanical lifetime | times | 10000 | |||||||||
11 | Opening rated current | 1000 | ||||||||||
12 | Surrounding air temperature | Highest Temperature | ℃ | -55 | ||||||||
Lowest Temperature | +60 | |||||||||||
Difference ofMaximum daily temperature | K | ≤25 | ||||||||||
13 | Altitude | m | ≤2500 | |||||||||
14 | Humidity | Average of daily relative humidity | % | ≤95 | ||||||||
Average of monthly relative humidity | ≤90 | |||||||||||
15 | Earthquake-resistant capacity | Horizontal acceleration | g | 0.25 | ||||||||
Ground vertical acceleration | 0.125 | |||||||||||
Safety Factor | / | 1.67 | ||||||||||
16 | Wind Speed | m/s | ≤35 | |||||||||
17 | Ice Thickness | mm | ≤20 | |||||||||